Home / 22,012.28-30,360.02-14,839.56

Finding the Fourth Proportional to 22,012.28, 30,360.02 and 14,839.56

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Solution

The fourth proportional to 22,012.28, 30,360.02 and 14,839.56 is: 20,467.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,012.28 : 30,360.02 = 14,839.56 : x
  2. Step 2: Convert to fraction form
    22,012.28/30,360.02 = 14,839.56/x
  3. Step 3: Cross multiply
    22,012.28x = 30,360.02 × 14,839.56
  4. Step 4: Simplify right side
    22,012.28x = 450,529,338.39
  5. Step 5: Solve for x
    x = 450,529,338.39/22,012.28
  6. Step 6: Final answer
    x = 20,467.18

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.